121101023434402 has 16 divisors (see below), whose sum is σ = 198267828118272. Its totient is φ = 55017442786320.

The previous prime is 121101023434397. The next prime is 121101023434411. The reversal of 121101023434402 is 204434320101121.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1423804338 + ... + 1423889389.

It is an arithmetic number, because the mean of its divisors is an integer number (12391739257392).

Almost surely, 2^{121101023434402} is an apocalyptic number.

121101023434402 is a deficient number, since it is larger than the sum of its proper divisors (77166804683870).

121101023434402 is a wasteful number, since it uses less digits than its factorization.

121101023434402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2847695673.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 121101023434402 its reverse (204434320101121), we get a palindrome (325535343535523).

The spelling of 121101023434402 in words is "one hundred twenty-one trillion, one hundred one billion, twenty-three million, four hundred thirty-four thousand, four hundred two".